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<div id="overview"><a href="../../../../../apidocs/org/inftel/ssa/locators/EntityLocator.html">View Javadoc</a></div><pre>

<a class="jxr_linenumber" name="1" href="#1">1</a>   
<a class="jxr_linenumber" name="2" href="#2">2</a>   <strong class="jxr_keyword">package</strong> org.inftel.ssa.locators;
<a class="jxr_linenumber" name="3" href="#3">3</a>   
<a class="jxr_linenumber" name="4" href="#4">4</a>   <strong class="jxr_keyword">import</strong> java.util.logging.Logger;
<a class="jxr_linenumber" name="5" href="#5">5</a>   
<a class="jxr_linenumber" name="6" href="#6">6</a>   <strong class="jxr_keyword">import</strong> javax.persistence.EntityManager;
<a class="jxr_linenumber" name="7" href="#7">7</a>   
<a class="jxr_linenumber" name="8" href="#8">8</a>   <strong class="jxr_keyword">import</strong> org.inftel.ssa.domain.BaseEntity;
<a class="jxr_linenumber" name="9" href="#9">9</a>   <strong class="jxr_keyword">import</strong> org.inftel.ssa.domain.Project;
<a class="jxr_linenumber" name="10" href="#10">10</a>  <strong class="jxr_keyword">import</strong> org.inftel.ssa.domain.ProjectFacade;
<a class="jxr_linenumber" name="11" href="#11">11</a>  <strong class="jxr_keyword">import</strong> org.inftel.ssa.domain.Task;
<a class="jxr_linenumber" name="12" href="#12">12</a>  <strong class="jxr_keyword">import</strong> org.inftel.ssa.domain.TaskFacade;
<a class="jxr_linenumber" name="13" href="#13">13</a>  <strong class="jxr_keyword">import</strong> org.inftel.ssa.domain.User;
<a class="jxr_linenumber" name="14" href="#14">14</a>  <strong class="jxr_keyword">import</strong> org.inftel.ssa.domain.UserFacade;
<a class="jxr_linenumber" name="15" href="#15">15</a>  
<a class="jxr_linenumber" name="16" href="#16">16</a>  <strong class="jxr_keyword">import</strong> com.google.web.bindery.requestfactory.shared.Locator;
<a class="jxr_linenumber" name="17" href="#17">17</a>  
<a class="jxr_linenumber" name="18" href="#18">18</a>  <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="19" href="#19">19</a>  <em class="jxr_javadoccomment"> * Servicio de utilidad utilizado por RequestFactory que sirve para obtener las</em>
<a class="jxr_linenumber" name="20" href="#20">20</a>  <em class="jxr_javadoccomment"> * entidades persistentes.&lt;br&gt;</em>
<a class="jxr_linenumber" name="21" href="#21">21</a>  <em class="jxr_javadoccomment"> * Se ha usado una versión generica para todas las entidades que hereden de</em>
<a class="jxr_linenumber" name="22" href="#22">22</a>  <em class="jxr_javadoccomment"> * {@link BaseEntity} ya que el gestor JPA permite realizar de forma sencilla la</em>
<a class="jxr_linenumber" name="23" href="#23">23</a>  <em class="jxr_javadoccomment"> * generalización.&lt;br&gt;</em>
<a class="jxr_linenumber" name="24" href="#24">24</a>  <em class="jxr_javadoccomment"> * El siguiente enlace contiene una post con un ejemplo basico de localizador</em>
<a class="jxr_linenumber" name="25" href="#25">25</a>  <em class="jxr_javadoccomment"> * JPA generico</em>
<a class="jxr_linenumber" name="26" href="#26">26</a>  <em class="jxr_javadoccomment"> * <a href="http://www.devsniper.com/generic-entity-locator-for-request-factory-in-gwt/" target="alexandria_uri">http://www.devsniper.com/generic-entity-locator-for-request-factory-in-gwt/</a></em>
<a class="jxr_linenumber" name="27" href="#27">27</a>  <em class="jxr_javadoccomment"> * </em>
<a class="jxr_linenumber" name="28" href="#28">28</a>  <em class="jxr_javadoccomment"> * @author ibaca</em>
<a class="jxr_linenumber" name="29" href="#29">29</a>  <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="30" href="#30">30</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../org/inftel/ssa/locators/EntityLocator.html">EntityLocator</a> <strong class="jxr_keyword">extends</strong> Locator&lt;BaseEntity, Long&gt; {
<a class="jxr_linenumber" name="31" href="#31">31</a>  
<a class="jxr_linenumber" name="32" href="#32">32</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">static</strong> Logger logger = Logger.getLogger(EntityLocator.<strong class="jxr_keyword">class</strong>.getName());
<a class="jxr_linenumber" name="33" href="#33">33</a>  
<a class="jxr_linenumber" name="34" href="#34">34</a>      <strong class="jxr_keyword">private</strong> EntityManager entityManager;
<a class="jxr_linenumber" name="35" href="#35">35</a>  
<a class="jxr_linenumber" name="36" href="#36">36</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> EntityManager getEntityManager() {
<a class="jxr_linenumber" name="37" href="#37">37</a>          <strong class="jxr_keyword">return</strong> entityManager;
<a class="jxr_linenumber" name="38" href="#38">38</a>      }
<a class="jxr_linenumber" name="39" href="#39">39</a>  
<a class="jxr_linenumber" name="40" href="#40">40</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setEntityManager(EntityManager entityManager) {
<a class="jxr_linenumber" name="41" href="#41">41</a>          <strong class="jxr_keyword">this</strong>.entityManager = entityManager;
<a class="jxr_linenumber" name="42" href="#42">42</a>      }
<a class="jxr_linenumber" name="43" href="#43">43</a>  
<a class="jxr_linenumber" name="44" href="#44">44</a>      @Override
<a class="jxr_linenumber" name="45" href="#45">45</a>      <strong class="jxr_keyword">public</strong> <a href="../../../../org/inftel/ssa/domain/BaseEntity.html">BaseEntity</a> create(Class&lt;? <strong class="jxr_keyword">extends</strong> BaseEntity&gt; clazz) {
<a class="jxr_linenumber" name="46" href="#46">46</a>          logger.info(<span class="jxr_string">"creando nueva instancia de clase "</span> + clazz);
<a class="jxr_linenumber" name="47" href="#47">47</a>          <strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="48" href="#48">48</a>              <strong class="jxr_keyword">return</strong> clazz.newInstance();
<a class="jxr_linenumber" name="49" href="#49">49</a>          } <strong class="jxr_keyword">catch</strong> (InstantiationException e) {
<a class="jxr_linenumber" name="50" href="#50">50</a>              <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> RuntimeException(e);
<a class="jxr_linenumber" name="51" href="#51">51</a>          } <strong class="jxr_keyword">catch</strong> (IllegalAccessException e) {
<a class="jxr_linenumber" name="52" href="#52">52</a>              <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> RuntimeException(e);
<a class="jxr_linenumber" name="53" href="#53">53</a>          }
<a class="jxr_linenumber" name="54" href="#54">54</a>      }
<a class="jxr_linenumber" name="55" href="#55">55</a>  
<a class="jxr_linenumber" name="56" href="#56">56</a>      @Override
<a class="jxr_linenumber" name="57" href="#57">57</a>      <strong class="jxr_keyword">public</strong> <a href="../../../../org/inftel/ssa/domain/BaseEntity.html">BaseEntity</a> find(Class&lt;? <strong class="jxr_keyword">extends</strong> BaseEntity&gt; clazz, Long id) {
<a class="jxr_linenumber" name="58" href="#58">58</a>          logger.info(<span class="jxr_string">"buscando entidad "</span> + clazz + <span class="jxr_string">" con id "</span> + id);
<a class="jxr_linenumber" name="59" href="#59">59</a>          <strong class="jxr_keyword">if</strong> (clazz.equals(User.<strong class="jxr_keyword">class</strong>)) {
<a class="jxr_linenumber" name="60" href="#60">60</a>              <strong class="jxr_keyword">return</strong> BeanLocator.lookupBean(UserFacade.<strong class="jxr_keyword">class</strong>).find(id);
<a class="jxr_linenumber" name="61" href="#61">61</a>          } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (clazz.equals(Project.<strong class="jxr_keyword">class</strong>)) {
<a class="jxr_linenumber" name="62" href="#62">62</a>              <strong class="jxr_keyword">return</strong> BeanLocator.lookupBean(ProjectFacade.<strong class="jxr_keyword">class</strong>).find(id);
<a class="jxr_linenumber" name="63" href="#63">63</a>          } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (clazz.equals(Task.<strong class="jxr_keyword">class</strong>)) {
<a class="jxr_linenumber" name="64" href="#64">64</a>              <strong class="jxr_keyword">return</strong> BeanLocator.lookupBean(TaskFacade.<strong class="jxr_keyword">class</strong>).find(id);
<a class="jxr_linenumber" name="65" href="#65">65</a>          } <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="66" href="#66">66</a>              <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalArgumentException(<span class="jxr_string">"Tipo de entidad desconocido: "</span> + clazz);
<a class="jxr_linenumber" name="67" href="#67">67</a>          }
<a class="jxr_linenumber" name="68" href="#68">68</a>      }
<a class="jxr_linenumber" name="69" href="#69">69</a>  
<a class="jxr_linenumber" name="70" href="#70">70</a>      <em class="jxr_comment">// https://groups.google.com/forum/#!topic/google-web-toolkit/SGMsIBaJ4hI</em>
<a class="jxr_linenumber" name="71" href="#71">71</a>      <strong class="jxr_keyword">public</strong> Class&lt;BaseEntity&gt; getDomainType() {
<a class="jxr_linenumber" name="72" href="#72">72</a>          <em class="jxr_comment">// nunca se llama! usado API antiguo...</em>
<a class="jxr_linenumber" name="73" href="#73">73</a>          <em class="jxr_comment">// throw new UnsupportedOperationException();</em>
<a class="jxr_linenumber" name="74" href="#74">74</a>          <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>;
<a class="jxr_linenumber" name="75" href="#75">75</a>      }
<a class="jxr_linenumber" name="76" href="#76">76</a>  
<a class="jxr_linenumber" name="77" href="#77">77</a>      @Override
<a class="jxr_linenumber" name="78" href="#78">78</a>      <strong class="jxr_keyword">public</strong> Long getId(<a href="../../../../org/inftel/ssa/domain/BaseEntity.html">BaseEntity</a> domainObject) {
<a class="jxr_linenumber" name="79" href="#79">79</a>          <strong class="jxr_keyword">return</strong> domainObject.getId();
<a class="jxr_linenumber" name="80" href="#80">80</a>      }
<a class="jxr_linenumber" name="81" href="#81">81</a>  
<a class="jxr_linenumber" name="82" href="#82">82</a>      @Override
<a class="jxr_linenumber" name="83" href="#83">83</a>      <strong class="jxr_keyword">public</strong> Class&lt;Long&gt; getIdType() {
<a class="jxr_linenumber" name="84" href="#84">84</a>          <strong class="jxr_keyword">return</strong> Long.<strong class="jxr_keyword">class</strong>;
<a class="jxr_linenumber" name="85" href="#85">85</a>      }
<a class="jxr_linenumber" name="86" href="#86">86</a>  
<a class="jxr_linenumber" name="87" href="#87">87</a>      @Override
<a class="jxr_linenumber" name="88" href="#88">88</a>      <strong class="jxr_keyword">public</strong> Object getVersion(<a href="../../../../org/inftel/ssa/domain/BaseEntity.html">BaseEntity</a> domainObject) {
<a class="jxr_linenumber" name="89" href="#89">89</a>          <strong class="jxr_keyword">return</strong> domainObject.getVersion();
<a class="jxr_linenumber" name="90" href="#90">90</a>      }
<a class="jxr_linenumber" name="91" href="#91">91</a>  
<a class="jxr_linenumber" name="92" href="#92">92</a>  }
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